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A030666 Smallest nontrivial extension of n which is a square. 1
16, 25, 36, 49, 529, 64, 729, 81, 900, 100, 1156, 121, 1369, 144, 1521, 169, 1764, 1849, 196, 2025, 2116, 225, 2304, 2401, 256, 2601, 2704, 289, 2916, 3025, 3136, 324, 3364, 3481, 35344, 361, 3721, 3844, 3969, 400, 41209, 4225, 4356, 441 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Cf. A030667.

Sequence in context: A001033 A100647 A175689 * A030676 A192689 A002644

Adjacent sequences:  A030663 A030664 A030665 * A030667 A030668 A030669

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com)

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Last modified February 17 13:28 EST 2012. Contains 206031 sequences.